CVE-2026-46168: linux kernel from 5.14 (inclusive), before 5.15.209 (exclusive), from 5.16 (inclusive), before 6.1.175 (exclusive)…

Affected technology

linux kernel · from 5.14 (inclusive), before 5.15.209 (exclusive)
linux

linux kernel · from 5.16 (inclusive), before 6.1.175 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.140 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.88 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.30 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 7.0.7 (exclusive)
linux

linux kernel · 7.1 · update rc1
linux

Linux · 9061f24bf82ec2e92dd1e7c10b98b680db023d31 to before 0949d8bbbedbafe0136a1723c41eb823c2f1e09d, 9061f24bf82ec2e92dd1e7c10b98b680db023d31 to before e792cfb6aeaf65612cdf8e3ac431d65e66283654, 9061f24bf82ec2e92dd1e7c10b98b680db023d31 to before ebeb70e29e37cfce899309cc2665a3bfe960ed94, 9061f24bf82ec2e92dd1e7c10b98b680db023d31 to before b157dab93a7af44a84e78cf0cb311dde475cff5b, 9061f24bf82ec2e92dd1e7c10b98b680db023d31 to before 8a005fe451c73fd2b3d1faa5643c11e6bd07acfc, 9061f24bf82ec2e92dd1e7c10b98b680db023d31 to before 7eb513b42721bee4b96da69f6188d5a7783f210d, 9061f24bf82ec2e92dd1e7c10b98b680db023d31 to before b5c52908d52c6c8eb8933264aa6087a0600fd892
Linux

Linux · 5.14
Linux

SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before *
Siemens

Component: Not specified by the source
File: net/mptcp/sockopt.c

Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

NVD’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.